81243904

素因数分解:

$2^8\times 7^1\times {\mathrm{45337}}^1$

素因数の和:45360

約数の個数: 36

約数和(自身を含む): 185341744

約数和(自身を除く): 104097840

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 896, 1792, 45337, 90674, 181348, 317359, 362696, 634718, 725392, 1269436, 1450784, 2538872, 2901568, 5077744, 5803136, 10155488, 11606272, 20310976, 40621952, 81243904]

約数ペア:

[(1, 81243904), (2, 40621952), (4, 20310976), (7, 11606272), (8, 10155488), (14, 5803136), (16, 5077744), (28, 2901568), (32, 2538872), (56, 1450784), (64, 1269436), (112, 725392), (128, 634718), (224, 362696), (256, 317359), (448, 181348), (896, 90674), (1792, 45337)]